Question

Gene regulation in eukaryotes
A. usually involves operons.
B. is simpler than in prokaryotes.
C. allows for cell specialization
D. includes the action of an operator region.

Answer 1

are you in biology 10A?

Answer 2

if so what lesson? i need help with the test on unit 4 lesson 20

Answer 3

I havent got that far ... im on lesson 14 unit 4

Answer 4

nobody can help me.....

Answer 5

if you can help me with this than we can do lesson 20 together

Answer 6

1. Gene regulation in eukaryotes (1 point)
(0 pts) usually involves operons.
(0 pts) is simpler than in prokaryotes.
(1 pt) allows for cell specialization.
(0 pts) includes the action of an operator region.

Answer 7

Specialized cells regulate the expression of genes because they
A. do not want the genes to become worn out.
B. cannot control the translation of proteins.
C. do not carry the complete genetic code in their nuclei.
D. do not need the proteins that are specified by certain genes.

Answer 8

im 100% positive

Answer 9

lesson 15 ?

Answer 10

Which of the following statements is true?
A. A cell’s phenotype is determined by its DNA, and its genotype is determined by its proteins.
B. A cell’s genotype is determined by its DNA, and its phenotype is determined by its proteins.
C. A cell’s genotype is determined by its DNA and its proteins.
D. A cell’s genotype and phenotype are determined by its proteins.

Answer 11

How many and what type of chromosomes would be expected in a karyotype of a human male?
A. 22 pairs of autosomal chromosomes and 2 Y chromosomes
B. 23 pairs of autosomal chromosomes and 2 Y chromosomes
C. 22 pairs of autosomal chromosomes, 1 X chromosome, and 1 Y chromosome
D. 23 pairs of autosomal chromosomes, 1 X chromosome, and 1 Y chromosome

Answer 12

what lesson?

Answer 13

16

Answer 14

hey webbie can u help me

Answer 15

with what ?